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    <title>Document</title>
    
    <style>
    p:hover {
        color: rgb(255,0,0);
      }
      
      p {
        /* 鼠标指针：手型指针 */
        cursor: pointer;
        color: #00FF00;
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<body>
    <p>123</p>
    <p>223</p>
</body>
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